I Am the Calamity of the Prehistoric Times!

He traveled through time and became the incarnation of the Heavenly Tribulation, and obtained the last ray of Hongmeng Purple Qi. He was also given the Eye of Heaven by the Taoist Ancestor. What kind of impact would he have in the prehistoric times? This is my first time writing a prehistoric novel, so try your best. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.